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  <title>Sets the behavior flags.</title>

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</div><hr /><div id="arrayobject.setflags" class="refentry">
 <div class="refnamediv">
  <h1 class="refname">ArrayObject::setFlags</h1>
  <p class="verinfo">(PHP 5 &gt;= 5.1.0)</p><p class="refpurpose"><span class="refname">ArrayObject::setFlags</span> &mdash; <span class="dc-title">Sets the behavior flags.</span></p>

 </div>
 <div class="refsect1 description" id="refsect1-arrayobject.setflags-description">
  <h3 class="title">说明</h3>
  <div class="methodsynopsis dc-description">
   <span class="modifier">public</span> <span class="type"><span class="type void">void</span></span> <span class="methodname"><strong>ArrayObject::setFlags</strong></span>
    ( <span class="methodparam"><span class="type">int</span> <code class="parameter">$flags</code></span>
   )</div>

  <p class="para rdfs-comment">
   Set the flags that change the behavior of the ArrayObject.
  </p>
 </div>


 <div class="refsect1 parameters" id="refsect1-arrayobject.setflags-parameters">
  <h3 class="title">参数</h3>
  <p class="para">
   <dl>

    
     <dt>
<em><code class="parameter">flags</code></em></dt>

     <dd>

      <p class="para">
       The new ArrayObject behavior.
       It takes on either a bitmask, or named constants. Using named
       constants is strongly encouraged to ensure compatibility for future
       versions.
      </p>
      <p class="para">
       The available behavior flags are listed below. The actual
       meanings of these flags are described in the
       <a href="class.arrayobject.html#arrayobject.constants" class="link">predefined constants</a>.
       <table class="doctable table">
        <caption><strong>ArrayObject behavior flags</strong></caption>
        
         <thead>
          <tr>
           <th>value</th>
           <th>constant</th>
          </tr>

         </thead>

         <tbody class="tbody">
          <tr>
           <td>1</td>
           <td>
            <a href="class.arrayobject.html#arrayobject.constants.std-prop-list" class="link">ArrayObject::STD_PROP_LIST</a>
           </td>
          </tr>

          <tr>
           <td>2</td>
           <td>
            <a href="class.arrayobject.html#arrayobject.constants.array-as-props" class="link">ArrayObject::ARRAY_AS_PROPS</a>
           </td>
          </tr>

         </tbody>
        
       </table>

      </p>
     </dd>

    
   </dl>

  </p>
 </div>


 <div class="refsect1 returnvalues" id="refsect1-arrayobject.setflags-returnvalues">
  <h3 class="title">返回值</h3>
  <p class="para">
   没有返回值。
  </p>
 </div>


 <div class="refsect1 examples" id="refsect1-arrayobject.setflags-examples">
  <h3 class="title">范例</h3>
  <p class="para">
   <div class="example" id="example-3900">
    <p><strong>Example #1 <span class="function"><strong>ArrayObject::setFlags()</strong></span> example</strong></p>
    <div class="example-contents">
<div class="phpcode"><code><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /></span><span style="color: #FF8000">//&nbsp;Array&nbsp;of&nbsp;available&nbsp;fruits<br /></span><span style="color: #0000BB">$fruits&nbsp;</span><span style="color: #007700">=&nbsp;array(</span><span style="color: #DD0000">"lemons"&nbsp;</span><span style="color: #007700">=&gt;&nbsp;</span><span style="color: #0000BB">1</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"oranges"&nbsp;</span><span style="color: #007700">=&gt;&nbsp;</span><span style="color: #0000BB">4</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"bananas"&nbsp;</span><span style="color: #007700">=&gt;&nbsp;</span><span style="color: #0000BB">5</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"apples"&nbsp;</span><span style="color: #007700">=&gt;&nbsp;</span><span style="color: #0000BB">10</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$fruitsArrayObject&nbsp;</span><span style="color: #007700">=&nbsp;new&nbsp;</span><span style="color: #0000BB">ArrayObject</span><span style="color: #007700">(</span><span style="color: #0000BB">$fruits</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">//&nbsp;Try&nbsp;to&nbsp;use&nbsp;array&nbsp;key&nbsp;as&nbsp;property<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$fruitsArrayObject</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">lemons</span><span style="color: #007700">);<br /></span><span style="color: #FF8000">//&nbsp;Set&nbsp;the&nbsp;flag&nbsp;so&nbsp;that&nbsp;the&nbsp;array&nbsp;keys&nbsp;can&nbsp;be&nbsp;used&nbsp;as&nbsp;properties&nbsp;of&nbsp;the&nbsp;ArrayObject<br /></span><span style="color: #0000BB">$fruitsArrayObject</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">setFlags</span><span style="color: #007700">(</span><span style="color: #0000BB">ArrayObject</span><span style="color: #007700">::</span><span style="color: #0000BB">ARRAY_AS_PROPS</span><span style="color: #007700">);<br /></span><span style="color: #FF8000">//&nbsp;Try&nbsp;it&nbsp;again<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$fruitsArrayObject</span><span style="color: #007700">-&gt;</span><span style="color: #0000BB">lemons</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</code></div>
    </div>

    <div class="example-contents"><p>以上例程会输出：</p></div>
    <div class="example-contents screen">
<div class="cdata"><pre>
NULL
int(1)
</pre></div>
    </div>
   </div>
  </p>
 </div>


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